rory cellan-jones, bbc news, east london. >> iphone has such a stranglehold. i wonder if anyone can crack through that. >> it seems like they pretty much invented the whole -- >> love it. happy birthday! ♪ you make me feel so young. ♪ you make me feel so spring has sprung ♪ you're not fooling anybody, you know. >>> political payoff. last night's primary elections, the tea party's influence and the changing mood before the november vote. >>> then, deepening drama. the miners trapped in chile. their struggles, heartaches and renewed hope. >>> and hygiene habits. who is more likely to wash their hands after using the bathroom? >> wash your hands! >> it's wednesday, september 15th. >>> from abc news, this is "world news now." >> if anyone is shocked that men are not as clean as women? >> notice i don't have to use it because my gender, we actually do wash our hands. >> no surprise. we've got things to do. we're too busy to do that sometimes. i'm sorry. i shared too much. i'm rob nelson. >> i'm vinita nair. tea party supporters are cheering after a huge upset